#ifndef PAINTSHADOW_H
#define PAINTSHADOW_H

#include <QPainter>

class PaintShadow
{
public:
    // 实例化的时候就给你往paintDevice上画(所以起名叫PaintShadow)
    PaintShadow(QPaintDevice *, int shadowWidth = 8, int radius = 20);
private:
    QPainter painter;
};

#endif // PAINTSHADOW_H
